LD3985G33R STMicroelectronics Integrated Circuit (SOT23 (5-Pin)) In Stock

LD3985G33R, Low Dropout Voltage Regulator, 0.55A, 3.3V ±2%, 2.5 to 6Vin, 5-Pin TSOT-23

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
LD3985G33RSOT23 (5-Pin)
Quick Facts
Manufacturer
STMicroelectronics
Package
SOT23 (5-Pin)
Pin Count
5
Lifecycle
OBSOLETE
Category
Integrated Circuit
Price
From $0.1463(MOQ 1)
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Specifications

YTEOL0
AdjustabilityFIXED
Dropout Voltage1-Max0.1V
Dropout Voltage1-Nom0.06V
Input Voltage Absolute-Max6V
Input Voltage-Max6V
Input Voltage-Min2.5V
JESD-30 CodeR-PDSO-G5
JESD-609 Codee4
Line Regulation-Max0.00726%
Load Regulation-Max0.0245%
Number of Functions1
Number of Outputs1
Operating Temperature TJ-Max125°C
Operating Temperature TJ-Min-40 °C
Output Current1-Max0.15A
Output Voltage1-Max3.399V
Output Voltage1-Min3.201V
Output Voltage1-Nom3.3V
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTSOP5/6,.11,37
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Packing MethodTR
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Regulator TypeFIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Surface MountYES
TechnologyBICMOS
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WING
Terminal Pitch0.95mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
Voltage Tolerance-Max3%
PackageSOT23 (5-Pin)

Compliance & Regulatory

RoHS StatusCompliant
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.39.00.60

Datasheet

LD3985G33R Datasheet Download

Official datasheet from STMicroelectronics

Alternate & Equivalent Parts

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What is the price of LD3985G33R?

LD3985G33R is priced from $0.1463 USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.

Is LD3985G33R in stock?

LD3985G33R is currently available at FindMyChip. We maintain stock from authorized distributors and ship worldwide with typical 3-7 business day lead time.

Where can I buy LD3985G33R?

You can buy LD3985G33R from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for LD3985G33R from STMicroelectronics.

What is the datasheet for LD3985G33R?

The official LD3985G33R datasheet from STMicroelectronics contains full specifications including pin configuration, electrical characteristics, and application notes. Download it directly from the datasheet section above.

What package does LD3985G33R come in?

LD3985G33R is available in SOT23 (5-Pin) packaging. See the package diagram and pinout above for detailed dimensional information.

Related Guides

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Competitive Pricing
Factory-direct from China distributors, low MOQ
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About STMicroelectronics

STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.

AvailabilityIn Stock
Reference Price (USD)
From $0.1463
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$0.7500$0.75
112+$0.4500$50.40
161+$0.2250$36.23
250+$0.1800$45.00
500+$0.1575$78.75
1000+$0.1463$146.30
pcs
Unit price: $0.7500 · Total: $0.75

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.

RP
Rajesh Patel
Procurement Manager, VoltEdge Energy, India